Making FDI work for sustainable development / United Nations on Trade and Development
The role and impact of WiMax and proprietary BWA [documento electrónico] / Alastair Brydon and Mark Heath with Ross Pow; ed. Catherine Viola
Ajudas à navegação : lista de radioajudas e serviços / Instituto Hidrográfico
The yearbook of western european telecommunications 2005 / Primetrica